Bill Belichick collects football cards of coaches he's worked under

It turns out Patriots head coach Bill Belichick has a little-known secret hobby. John Canzano of The Oregonianshared a story on Tuesday of how he was once selling 1958 Topps football cards on eBay, and realized the winning bidder was Belichick himself.

Belichick explained to Canzano that he collects the cards of coaches he's worked under. From there, the two got to talking over email, about Belichick's start in coaching, collecting, working in the NFL and more.